diff options
Diffstat (limited to 'pager.c')
-rw-r--r-- | pager.c | 43 |
1 files changed, 35 insertions, 8 deletions
@@ -11,7 +11,6 @@ * something different on Windows. */ -static const char *pager_argv[] = { NULL, NULL }; static struct child_process pager_process = CHILD_PROCESS_INIT; static void wait_for_pager(int in_signal) @@ -64,6 +63,40 @@ const char *git_pager(int stdout_is_tty) return pager; } +static void setup_pager_env(struct argv_array *env) +{ + const char **argv; + int i; + char *pager_env = xstrdup(PAGER_ENV); + int n = split_cmdline(pager_env, &argv); + + if (n < 0) + die("malformed build-time PAGER_ENV: %s", + split_cmdline_strerror(n)); + + for (i = 0; i < n; i++) { + char *cp = strchr(argv[i], '='); + + if (!cp) + die("malformed build-time PAGER_ENV"); + + *cp = '\0'; + if (!getenv(argv[i])) { + *cp = '='; + argv_array_push(env, argv[i]); + } + } + free(pager_env); + free(argv); +} + +void prepare_pager_args(struct child_process *pager_process, const char *pager) +{ + argv_array_push(&pager_process->args, pager); + pager_process->use_shell = 1; + setup_pager_env(&pager_process->env_array); +} + void setup_pager(void) { const char *pager = git_pager(isatty(1)); @@ -80,14 +113,8 @@ void setup_pager(void) setenv("GIT_PAGER_IN_USE", "true", 1); /* spawn the pager */ - pager_argv[0] = pager; - pager_process.use_shell = 1; - pager_process.argv = pager_argv; + prepare_pager_args(&pager_process, pager); pager_process.in = -1; - if (!getenv("LESS")) - argv_array_push(&pager_process.env_array, "LESS=FRX"); - if (!getenv("LV")) - argv_array_push(&pager_process.env_array, "LV=-c"); argv_array_push(&pager_process.env_array, "GIT_PAGER_IN_USE"); if (start_command(&pager_process)) return; |