Fix 'implicit declaration of function' error with gcc 15.1.0

    modified:   compat/os2-posix.h
    modified:   compat/os2.h
    modified:   strbuf.c

Author: komh

compat/os2-posix.h

@@ -31,6 +31,23 @@ struct pollfd {
 #define POLLNVAL    0x0020  /* not supported */
 #endif
 
+extern char * wrapped_getenv_for_os2 (const char *);
+extern struct passwd * wrapped_getpwuid_for_klibc (uid_t);
+extern int wrapped_unlink_for_dosish_system (const char *);
+
+extern int wrapped_poll_for_os2 (struct pollfd *, nfds_t, int);
+extern int wrapped_pipe_for_os2 (int *);
+
+extern int wrapped_execl_for_os2 (const char *, const char *, ...);
+extern int wrapped_execlp_for_os2 (const char *, const char *, ...);
+extern int wrapped_execv_for_os2 (const char *, char **);
+extern int wrapped_execvp_for_os2 (const char *, char **);
+
+extern ssize_t git_os2_read (int, void *, size_t);
+extern ssize_t git_os2_write (int, const void *, size_t);
+
+extern const char *git_os2_runtime_prefix (void);
+
 #ifndef BUILDING_COMPAT_OS2
 # ifdef __EMX__
 #  define chdir(d) _chdir2(d)

compat/os2.h

@@ -1,26 +1,10 @@
 #include "os2-posix.h"
 
-extern struct passwd * wrapped_getpwuid_for_klibc (uid_t);
-extern int wrapped_unlink_for_dosish_system (const char *);
-extern char * wrapped_getenv_for_os2 (const char *);
-
-extern int wrapped_poll_for_os2 (struct pollfd *, nfds_t, int);
-extern int wrapped_pipe_for_os2 (int *);
-
-extern int wrapped_execl_for_os2 (const char *, const char *, ...);
-extern int wrapped_execlp_for_os2 (const char *, const char *, ...);
-extern int wrapped_execv_for_os2 (const char *, char **);
-extern int wrapped_execvp_for_os2 (const char *, char **);
-
-extern const char *git_os2_runtime_prefix (void);
 extern const char *git_os2_default_template_dir (void);
 extern const char *git_os2_default_html_path (void);
 extern const char *git_os2_default_info_path (void);
 extern const char *git_os2_default_man_path (void);
 
-extern ssize_t git_os2_read (int, void *, size_t);
-extern ssize_t git_os2_write (int, const void *, size_t);
-
 #undef DEFAULT_GIT_TEMPLATE_DIR
 #define DEFAULT_GIT_TEMPLATE_DIR (git_os2_default_template_dir ())
 #undef GIT_HTML_PATH

strbuf.c

@@ -7,6 +7,9 @@
 #include "string-list.h"
 #include "utf8.h"
 #include "date.h"
+#ifdef __OS2__
+#include <io.h>
+#endif
 
 int starts_with(const char *str, const char *prefix)
 {