🛠️🐜 Antkeeper superbuild with dependencies included
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203 lines
5.2 KiB
203 lines
5.2 KiB
/** \file ignorecase.c */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#include "physfs.h"
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#include "ignorecase.h"
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/**
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* Please see ignorecase.h for details.
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*
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* License: this code is public domain. I make no warranty that it is useful,
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* correct, harmless, or environmentally safe.
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*
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* This particular file may be used however you like, including copying it
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* verbatim into a closed-source project, exploiting it commercially, and
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* removing any trace of my name from the source (although I hope you won't
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* do that). I welcome enhancements and corrections to this file, but I do
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* not require you to send me patches if you make changes. This code has
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* NO WARRANTY.
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*
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* Unless otherwise stated, the rest of PhysicsFS falls under the zlib license.
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* Please see LICENSE.txt in the root of the source tree.
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*
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* \author Ryan C. Gordon.
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*/
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static int locateOneElement(char *buf)
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{
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char *ptr;
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char **rc;
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char **i;
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if (PHYSFS_exists(buf))
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return 1; /* quick rejection: exists in current case. */
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ptr = strrchr(buf, '/'); /* find entry at end of path. */
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if (ptr == NULL)
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{
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rc = PHYSFS_enumerateFiles("/");
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ptr = buf;
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} /* if */
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else
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{
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*ptr = '\0';
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rc = PHYSFS_enumerateFiles(buf);
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*ptr = '/';
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ptr++; /* point past dirsep to entry itself. */
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} /* else */
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if (rc != NULL)
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{
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for (i = rc; *i != NULL; i++)
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{
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if (PHYSFS_utf8stricmp(*i, ptr) == 0)
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{
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strcpy(ptr, *i); /* found a match. Overwrite with this case. */
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PHYSFS_freeList(rc);
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return 1;
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} /* if */
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} /* for */
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PHYSFS_freeList(rc);
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} /* if */
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/* no match at all... */
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return 0;
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} /* locateOneElement */
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int PHYSFSEXT_locateCorrectCase(char *buf)
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{
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int rc;
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char *ptr;
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while (*buf == '/') /* skip any '/' at start of string... */
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buf++;
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ptr = buf;
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if (*ptr == '\0')
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return 0; /* Uh...I guess that's success. */
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while ( (ptr = strchr(ptr + 1, '/')) != NULL )
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{
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*ptr = '\0'; /* block this path section off */
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rc = locateOneElement(buf);
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*ptr = '/'; /* restore path separator */
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if (!rc)
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return -2; /* missing element in path. */
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} /* while */
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/* check final element... */
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return locateOneElement(buf) ? 0 : -1;
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} /* PHYSFSEXT_locateCorrectCase */
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#ifdef TEST_PHYSFSEXT_LOCATECORRECTCASE
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int main(int argc, char **argv)
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{
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int rc;
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char buf[128];
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PHYSFS_File *f;
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if (!PHYSFS_init(argv[0]))
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{
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fprintf(stderr, "PHYSFS_init(): %s\n", PHYSFS_getLastError());
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return 1;
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} /* if */
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if (!PHYSFS_addToSearchPath(".", 1))
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{
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fprintf(stderr, "PHYSFS_addToSearchPath(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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if (!PHYSFS_setWriteDir("."))
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{
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fprintf(stderr, "PHYSFS_setWriteDir(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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if (!PHYSFS_mkdir("/a/b/c"))
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{
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fprintf(stderr, "PHYSFS_mkdir(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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if (!PHYSFS_mkdir("/a/b/C"))
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{
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fprintf(stderr, "PHYSFS_mkdir(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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f = PHYSFS_openWrite("/a/b/c/x.txt");
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PHYSFS_close(f);
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if (f == NULL)
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{
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fprintf(stderr, "PHYSFS_openWrite(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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f = PHYSFS_openWrite("/a/b/C/X.txt");
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PHYSFS_close(f);
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if (f == NULL)
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{
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fprintf(stderr, "PHYSFS_openWrite(): %s\n", PHYSFS_getLastError());
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PHYSFS_deinit();
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return 1;
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} /* if */
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strcpy(buf, "/a/b/c/x.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != 0) || (strcmp(buf, "/a/b/c/x.txt") != 0))
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printf("test 1 failed\n");
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strcpy(buf, "/a/B/c/x.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != 0) || (strcmp(buf, "/a/b/c/x.txt") != 0))
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printf("test 2 failed\n");
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strcpy(buf, "/a/b/C/x.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != 0) || (strcmp(buf, "/a/b/C/X.txt") != 0))
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printf("test 3 failed\n");
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strcpy(buf, "/a/b/c/X.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != 0) || (strcmp(buf, "/a/b/c/x.txt") != 0))
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printf("test 4 failed\n");
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strcpy(buf, "/a/b/c/z.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != -1) || (strcmp(buf, "/a/b/c/z.txt") != 0))
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printf("test 5 failed\n");
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strcpy(buf, "/A/B/Z/z.txt");
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rc = PHYSFSEXT_locateCorrectCase(buf);
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if ((rc != -2) || (strcmp(buf, "/a/b/Z/z.txt") != 0))
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printf("test 6 failed\n");
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printf("Testing completed.\n");
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printf(" If no errors were reported, you're good to go.\n");
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PHYSFS_delete("/a/b/c/x.txt");
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PHYSFS_delete("/a/b/C/X.txt");
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PHYSFS_delete("/a/b/c");
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PHYSFS_delete("/a/b/C");
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PHYSFS_delete("/a/b");
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PHYSFS_delete("/a");
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PHYSFS_deinit();
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return 0;
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} /* main */
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#endif
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/* end of ignorecase.c ... */
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